Contents
1
Contents
OVERVIEW................................................................................................................. 2
WattNode .................................................................................................................................................... 2
Current Transformers.................................................................................................................................. 2
Optoisolator Output .................................................................................................................................... 2
INSTALLATION.......................................................................................................... 2
Precautions.................................................................................................................................................. 3
Measurement Configurations...................................................................................................................... 3
Single-Phase Two-Wire ....................................................................................................................... 4
Single-Phase Three-Wire ..................................................................................................................... 5
Three-Phase Four-Wire Wye................................................................................................................ 6
Three-Phase Three-Wire Delta............................................................................................................. 7
Mounting..................................................................................................................................................... 8
Current Transformers.................................................................................................................................. 9
Approved Current Transformers .......................................................................................................... 9
Connecting Current Transformers........................................................................................................ 9
Connecting Voltage Terminals ................................................................................................................. 10
Connecting Output.................................................................................................................................... 11
Installation Summary ................................................................................................................................ 12
Installation Troubleshooting ..................................................................................................................... 13
OPERATING INSTRUCTIONS................................................................................. 15
Power and Energy Computation ............................................................................................................... 15
Scale Factors ............................................................................................................................................. 16
Specifications............................................................................................................................................ 16
Models................................................................................................................................................ 16
Current Transformers ......................................................................................................................... 16
Accuracy............................................................................................................................................. 17
Electrical............................................................................................................................................. 17
Environmental .................................................................................................................................... 17
Mechanical ......................................................................................................................................... 17
WARRANTY ............................................................................................................. 18
